What is every Big Ten Conference team's record against the over/under line as a home underdog in the 2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Penn State 1-0-0 100.0% 0.0% +32.0
Nebraska 1-0-0 100.0% 0.0% +28.0
Michigan 1-0-0 100.0% 0.0% +26.0
Indiana 2-0-0 100.0% 0.0% +2.0
Illinois 4-1-0 80.0% 20.0% +15.1
Northwestern 1-1-0 50.0% 50.0% +2.0
Purdue 3-3-0 50.0% 50.0% +1.2
Minnesota 1-2-0 33.3% 66.7% -11.3
Iowa 0-1-0 0.0% 100.0% -12.0